Go-Parts
Cart 0
Your cart is empty
Add an item to see it appear here.

Spark Plug (Bosch) for 1979-2020 Buick, Cadillac, Chevrolet, Geo, GMC, Hummer, Isuzu, Oldsmobile, Pontiac, & Saab NEW

$ 12 .26

Product Notes

⚠️ Most jobs typically require 8 of this item.
Original Center Electrode Material is Iridium Do Not Gap, Gap is Preset
OE Fine Wire Double Iridium
Bosch OE Fine Wire Double Iridium. All iridium plugs are NOT created equal. Give your customers the only one engineered for both high performance and long life. The ultra fine wire design and laser welded, tapered ground electrode deliver the ultimate in ignitability and high performance. The iridium-alloy center electrode firing pin and laser welded ground electrode with iridium alloy inlay help it to go the distance.
Brand: Bosch
Condition: New
LIFE
TIME
Lifetime Warranty Included
This part is backed by our industry-leading lifetime warranty. Shop with total confidence.
100%money-back 120-dayreturns OE-gradequality
Wrenchy the Robot

Meet Wrenchy - The Amazing Parts Assistant!

Voice or type your vehicle details and Wrenchy will confirm fitment in seconds.

Specifications & Info


Attribute Value
Automotive Item Weight (lbs) 0.088185 Lb
Center Electrode Core Material Copper
Center Electrode Design Fine Wire
Center Electrode Tip Material Iridium
Electrical Terminal Type Non-removable Nut
Ground Configuration J-gap
Ground Electrode Core Material Nickel
Ground Electrode Quantity 1
Ground Electrode Tip Design Tapered
Ground Electrode Tip Material Iridium-platinum
Hex Size 16
Hex Type Hex
Indexed No
Insulator Material Ceramic
Insulator Type Projected
Outdoor Power Equipment Application No
Pre Gap Size 1
Product Length 3.051181 In
Product Width 0.712598 In
Prop 65 Warning Label Required? No
Reach 17.5
Resistance 6000
Resistor Yes
Resistor Type Yes
Seat Type Tapered
Short Style No
Spark Plug Type 4-cycle
Thread Diameter 14

Vehicle Fitment Guide

This part fits the following vehicles:

Make Models
Buick Allure, Century, LaCrosse, LeSabre, Park Avenue, Rainier, Regal, Riviera, Skylark
Cadillac CTS, Escalade, Escalade ESV, Escalade EXT
Chevrolet Avalanche, Avalanche 1500, Camaro, Caprice, Colorado, Corvette, Express 1500, Express 2500, Express 3500, Impala, LCF 3500, Lumina, Lumina APV, Monte Carlo, Silverado 1500, Silverado 1500 Classic, Silverado 1500 HD, Silverado 1500 HD Classic, Silverado 2500, Silverado 2500 HD, Silverado 2500 HD Classic, Silverado 3500 Classic, Silverado 3500 HD, SS, SSR, Suburban 1500, Suburban 2500, Suburban 3500 HD, Tahoe, Trailblazer, Trailblazer EXT
GMC C1500, Canyon, Envoy, Envoy XL, Envoy XUV, Savana 1500, Savana 2500, Savana 3500, Sierra 1500, Sierra 1500 Classic, Sierra 1500 HD, Sierra 1500 HD Classic, Sierra 2500, Sierra 2500 HD, Sierra 2500 HD Classic, Sierra 3500, Sierra 3500 Classic, Sierra 3500 HD, Yukon, Yukon XL 1500, Yukon XL 2500
Geo Prizm
Hummer H2, H3, H3T
Isuzu Ascender
Oldsmobile 88, 98, Achieva, Cutlass Ciera, Cutlass Cruiser, Cutlass Supreme, Silhouette, Toronado
Pontiac Bonneville, Firebird, G8, Grand Am, Grand Prix, GTO, Trans Sport
Saab 9-7x

This is a universal part that fits 2,269 vehicle configurations across 10 makes.

Verify before ordering — please confirm your vehicle's year, make, model and sub-model specifications before placing your order. If anything is unclear, our customer service team is available to help.

Policies

Shipping Information

We offer fast, reliable shipping on all orders:

  • Ships to all countries via US Postal Service Priority Mail.
  • Most orders ship within 1 business day.
  • Delivery time: 1-4 business days after shipment.
  • International shipping available, including APO/FPO addresses.
  • Tracking information provided for all shipments.
  • Additional handling fees may apply for oversized/overweight packages.

Return Policy

We want you to be 100% satisfied with your purchase. That's why we offer:

  • 120-Day Returns - Return any part within 120 days from date of receipt.
  • Must obtain RMA (Return Merchandise Authorization) number before returning.
  • Parts must be in original condition, uninstalled, unaltered, and in original packaging.
  • Important: Electrical parts are not returnable if unsealed.
  • Please inspect parts upon arrival and notify us within 5 days of receiving incorrect or damaged parts.
  • Refunds processed after warehouse receives return and credited to original payment method.

Warranty

This part comes with a limited lifetime warranty. Warranty begins on the original purchase date.

Warranty does NOT cover:

  • Shipping costs or labor expenses.
  • Installation errors.
  • Parts used for racing.
  • Commercial vehicle parts.
Bosch OE Fine Wire Double Iridium. All iridium plugs are NOT created equal. Give your customers the only one engineered for both high performance and long life. The ultra fine wire design and laser welded, tapered ground electrode deliver the ultimate in ignitability and high performance. The iridium-alloy center electrode firing pin and laser welded ground electrode with iridium alloy inlay help it to go the distance.

Fits Years: 1979 1980 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020

Go-Parts Garage · Featured Guide

A Guide to Replacing Spark Plugs on Your 2005-2010 Buick LaCrosse

Everything you need to know before you buy new aftermarket spark plugs for your LaCrosse.

Read Full Guide

⚠️ Related Trouble Codes (OBD-II)

50 matching guides

If your scan tool is showing one of these trouble codes, this part is a common fix. Each guide explains the code, how to diagnose it, and exactly what to replace.

P0300
Random Misfire Causes and Fixes
2000-2007 Chevrolet MONTE CARLO
P0300
Random Misfire Causes and Fixes
2009-2013 Gmc YUKON DENALI XL
P0300
Random Misfire Causes and Fixes
2012-2016 Gmc SIERRA DENALI
P0300
Random Misfire Causes and Fixes
2003-2010 Cadillac ESCALADE ESV
P0300
Random Misfire Causes and Fixes
2008-2009 Hummer H2
P0300
Random Misfire Causes and Fixes
2004-2008 Gmc SIERRA
P0300
Random Misfire Causes & Fixes
2001-2003 Gmc SIERRA 1500 HD
P0300
Random Misfire Causes & Fixes
2000-2007 Gmc SIERRA 1500
P0300
Random Misfire Causes and Fixes
2000-2007 Chevrolet SILVERADO 1500
P0300
Random Misfire Causes & Fixes
2005-2009 Gmc YUKON DENALI
P0300
Random Misfire Causes and Fixes
2014-2017 Gmc SIERRA
P0300
Random Misfire Causes and Fixes
2000-2004 Gmc YUKON DENALI
↑ A single part can trigger multiple related trouble codes. Each guide is vehicle- and code-specific.
Why Millions Choose Go-Parts

Your Go-To Place
for auto parts.

In operation since 2007. Trusted by over a million DIYers, mechanics, and body shops across all 50 states.

100%
Money-Back Guarantee

Shop With Total Confidence

If it doesn't fit, we make it right. No gimmicks, no fine print.

120
Day Return Window

4× the Industry Standard

Most retailers stop at 30 days. We give you a full four months to install, test, and return for a 100% refund — return shipping on us.

NEW
Direct-Fit Replacement

Engineered To OEM Specs

Brand-new aftermarket parts from trusted suppliers — built to original-equipment specifications so they fit and function like the factory unit, at a fraction of the price.

What buyers are saying.

★★★★★ 4.9 1,451 verified reviews

Racing Partner Videos

×

Search by Vehicle

1
2
3
Added to cart · Part